1143552126 has 16 divisors (see below), whose sum is σ = 2407478400. Its totient is φ = 361121688.

The previous prime is 1143552103. The next prime is 1143552127. The reversal of 1143552126 is 6212553411.

It is a super-2 number, since 2×1143552126² = 2615422929758239752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1143552093 and 1143552102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143552127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5015466 + ... + 5015693.

It is an arithmetic number, because the mean of its divisors is an integer number (150467400).

Almost surely, 2^1143552126 is an apocalyptic number.

1143552126 is an abundant number, since it is smaller than the sum of its proper divisors (1263926274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143552126 is a wasteful number, since it uses less digits than its factorization.

1143552126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10031183.

The product of its digits is 7200, while the sum is 30.

The square root of 1143552126 is about 33816.4475662362. The cubic root of 1143552126 is about 1045.7278038536.

The spelling of 1143552126 in words is "one billion, one hundred forty-three million, five hundred fifty-two thousand, one hundred twenty-six".